病虫情报第四期----春播期间主要农作物病虫草害防治技术
<p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;"></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">春播</span><span style="margin: 0px; padding: 0px; font-size: 16px;">在即</span><span style="margin: 0px; padding: 0px; font-size: 16px;">，做好春播期间的病虫草害防治工作，是有效防治病虫草害、确保我县农业生产安全的关键。为保障春播农作物</span><span style="margin: 0px; padding: 0px; font-size: 16px;">苗全、</span><span style="margin: 0px; padding: 0px; font-size: 16px;">苗齐、苗壮，实现春播作物高产优质，提醒广大农户一定要在春播期间做好病虫草害早期预防工作</span><span style="margin: 0px; padding: 0px; font-size: 16px;">。</span><span style="margin: 0px; padding: 0px; font-size: 16px;">建议如下：</span><span style="margin: 0px; padding: 0px; font-size: 16px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">一、玉米</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 33px; font-family: 宋体; text-indent: 37px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">1、病害：主要是玉米茎腐病、玉米丝黑穗病、玉米粗缩病。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 33px; font-family: 宋体; text-indent: 37px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;"><span style="margin: 0px; padding: 0px;">播种前用</span>25%三唑铜（粉锈宁）或12.5%的烯唑醇（速保利）可湿性粉剂，以种子重量的0.3%的药剂量拌种，可防治玉米茎腐病和玉米丝黑穗病。玉米粗缩病可用病毒A+含锌叶面肥喷雾防治。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">2、</span><span style="margin: 0px; padding: 0px; font-size: 16px;"><span style="margin: 0px; padding: 0px;">虫害</span>:主要地下害虫有蛴螬、金针虫、蝼蛄</span><span style="margin: 0px; padding: 0px; font-size: 16px;">等</span><span style="margin: 0px; padding: 0px; font-size: 16px;">。药剂拌种或与底肥混施防治。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 28px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-family: 仿宋; letter-spacing: 0px; font-size: 19px;"><span style="margin: 0px; padding: 0px;">用</span>50%辛硫磷乳油100克，拌玉米种50公斤，</span><span style="margin: 0px; padding: 0px; font-family: 仿宋; letter-spacing: 0px; font-size: 19px;"><span style="margin: 0px; padding: 0px;">拌种后需堆闷</span>3－４小时，待种子将药液全部吸收晾干后播种。也可</span><span style="margin: 0px; padding: 0px; font-size: 16px;"><span style="margin: 0px; padding: 0px;">亩用</span>70%吡虫啉种子处理可分散粉剂20g、兑水75-100mL混合均匀，拌玉米种子2.5kg，在阴凉通风处摊开，充分晾干后播种，或与肥料混施可有效防治地下害虫。</span><span style="margin: 0px; padding: 0px; font-size: 16px;">还</span><span style="margin: 0px; padding: 0px; font-family: 仿宋; letter-spacing: 0px; font-size: 19px;"><span style="margin: 0px; padding: 0px;">可用</span>3%辛硫磷颗粒剂亩用2—3公斤撒毒土。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">3、草害：亩用41%玉农思悬浮剂，或</span><span style="margin: 0px; padding: 0px; font-family: 仿宋; letter-spacing: 0px; font-size: 19px;">40%乙莠250－300毫升，兑水50－60公斤，于播后苗前均匀喷雾土表。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">二、花生</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">1、病害：花生病害主要为花生根茎腐病、黑霉病</span><span style="margin: 0px; padding: 0px; font-size: 16px;">和花生根结线虫病</span><span style="margin: 0px; padding: 0px; font-size: 16px;">。</span><span style="margin: 0px; padding: 0px; font-size: 16px;"><span style="margin: 0px; padding: 0px;">防治花生根茎腐病、黑霉病，可亩用种量用</span>50%多菌灵（不能使用含硫磺的复方多菌灵）兑水拌种，阴干后播种；使用高巧（吡虫啉）20ml＋卫福（萎锈灵＋福美双）25ml＋芽孢杆菌20克，拌种25-30斤，可病虫兼治。防治花生根结线虫病，可用200克丰农线虫毕克与亩用种量混拌均匀，堆捂2-3小时，阴干即可播种。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">2、虫害:</span><span style="margin: 0px; padding: 0px; font-size: 16px;"> <span style="margin: 0px; padding: 0px;">防治花生蚜虫。亩用</span>60%吡虫啉悬浮种衣剂30—40毫升拌种，可兼治花生病毒病。防治地下害虫。我县</span><span style="margin: 0px; padding: 0px; font-size: 16px;">主要地下害虫有蛴螬、金针虫、蝼蛄等。防治方法：选用有效的种衣剂进行种子包衣处理。注意：种子应搅拌均匀，在阴凉通风处摊开，充分晾干后播种，切忌堆闷、暴晒。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">3、草害：在花生播种后覆膜前，亩用50%乙草胺乳油100g兑水30kg均匀喷洒在土壤表面，可有效防治花生田禾本科杂草，或亩用33%施田补乳油100-150mL兑水30kg均匀喷洒在土壤表面，可有效防治花生田禾本科杂草和苋菜、马齿苋、藜等阔叶杂草。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">三、西（甜）瓜</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">1、病害：苗期病害主要有立枯病、猝倒病。防治方法：在定植前选用30%恶霉灵水剂1000倍液进行苗床土壤处理，或定植前1200～1500倍液叶面喷雾。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">2、虫害:亩用90%敌百虫晶体100g兑水0.5kg拌炒熟麦麸3kg定植后穴施,可有效防治蛴螬、金针虫、蝼蛄等地下害虫。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 31px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">3、草害：亩用96%金都尔乳油20～30mL兑水15kg，在移栽后避苗地面喷雾。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 33px; font-family: 宋体; text-indent: 32px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;">五</span><span style="margin: 0px; padding: 0px; font-size: 16px;">、蔬菜</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 33px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-size: 16px;"><span style="margin: 0px; padding: 0px;">蔬菜苗期立枯病、猝倒病、沤根及枯萎病：在播种前每平方米用</span>20%五氯硝基苯粉15克或50%多菌灵10克进行苗床土壤处理；也可在发病初期用95%恶霉灵3000倍苗床喷淋。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 33px; font-family: 宋体; text-indent: 43px; white-space: normal; background: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px;"></span><br style="margin: 0px; padding: 0px;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-size: medium; color: rgb(34, 61, 124); line-height: 32px; font-family: 宋体; text-indent: 28px; white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; font-family: 方正仿宋简体; font-size: 16px;">联系方式：0315-4613503 Email:ltzbz@163.com </span></p><p><span style="color: rgb(102, 102, 102); font-family: Microsoft YaHei; font-size: 12px; text-align: center; background-color: rgb(255, 255, 255);">来源：乐亭县农业农村局植保站</span></p><link rel="stylesheet" href="http://bbs.laotingbest.com/source/plugin/wcn_editor/public/wcn_editor_fit.css?v134_A88" id="wcn_editor_css"/> 感谢分享
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